Installation Instructions
P5I915PL
12
Audio Interface(F_AUDIO)
For the mainboard supporting ALC655, The audio interface provides two kinds of audio
output choices: the FrontAudio and the RearAudio. Their priority level is as sequence.
When the FrontAudio is available, the RearAudio( in-case speakers ) will be cut off. An
onboard amplifier is provided for the earphone. When the FrontAudio is absent, Pin5 and
Pin6, Pin9 and Pin10 must be short connected.
F_AUDIO
(for AC’
97)
Pin
No.
Symbol
Pin
No.
Symbol
1
AUD_MIC
2
AUD_GND
3
AUD_MIC_BIAS
4
AUD_VCC
5
AUD_FPOUT_R
6
AUD_RET_R
7
NC
8
(Cut away)
9
AUD_FPOUT_L
10
AUD_RET_L
2
4
6
8
10
1
3
5
7
9
Pin
No.
Symbol
Pin
No.
Symbol
1
F_MIC_ L
2
GND
3
F_MIC_R
4
PRESENCE#
5
HP_ R
6
SENSE1_RETURN
7
SENSE_SEND
8
(Cut away)
9
HP_L
10
SENSE2_RETURN
F_AUDIO
(for HDA)
For the mainboard supporting ALC880, please use HDA front audio panel for F_AUDIO
function.
2
4
6
8
10
1
3
5
7
9
